BIFUNCTIONAL CHIRAL AUXILIARIES-8 - UTILIZATION OF TARTARIC ACID-DERIVED AUXILIARIES IN ALDOL AND ALKYLATION REACTIONS
The boron enolates of three new homochiral C2 symmetric 1,3-diacylimidazolidin-2-ones prepared from natural tartaric acid undergo highly diastereoselective aldol and alkylation reactions. Cleavage of these diastereomerically pure, adducts gives homochiral (1R,2S)-1-phenyl-2-methylpropane-1,3-diol an...
Main Authors: | Davies, S, Evans, G, Pearce, S |
---|---|
Formato: | Journal article |
Idioma: | English |
Publicado: |
1994
|
Títulos similares
-
Oxazinanones as chiral auxiliaries: synthesis and evaluation in enolate alkylations and aldol reactions.
por: Davies, S, et al.
Publicado: (2006) -
BIFUNCTIONAL CHIRAL AUXILIARIES .7. ALDOL REACTIONS OF ENOLATES DERIVED FROM 1,3-DIACYLIMIDAZOLIDINE-2-THIONES AND 1,3-DIACYLIMIDAZOLIDIN-2-ONES
por: Davies, S, et al.
Publicado: (1994) -
ASYMMETRIC ALDOL AND ALKYLATION REACTIONS MEDIATED BY THE QUAT CHIRAL AUXILIARY (R)-(-)-5-METHYL-3,3-DIMETHYL-2-PYRROLIDINONE
por: Davies, S, et al.
Publicado: (1994) -
BIFUNCTIONAL CHIRAL AUXILIARIES .1. THE ALDOL REACTION BETWEEN DIALKYLBORON ENOLATES OF 1,3-DIPROPIONYL-TRANS-4,5-TETRAMETHYLENEIMIDAZOLIDIN-2-ONE AND ALDEHYDES
por: Davies, S, et al.
Publicado: (1991) -
BIFUNCTIONAL CHIRAL AUXILIARIES .6. ALKYLATIONS OF ENOLATES DERIVED FROM 1,3-DIACYLIMIDAZOLIDINE-2-THIONES AMD 1,3-DIACYLIMIDAZOLIDIN-2-ONES
por: Davies, S, et al.
Publicado: (1994)